summaryrefslogtreecommitdiff
path: root/program/include/rcube_contacts.php
blob: e1dc7c535354364352332c03bf48fffcfec91a78 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
<?php

/*
 +-----------------------------------------------------------------------+
 | program/include/rcube_contacts.php                                    |
 |                                                                       |
 | This file is part of the Roundcube Webmail client                     |
 | Copyright (C) 2006-2010, Roundcube Dev. - Switzerland                 |
 | Licensed under the GNU GPL                                            |
 |                                                                       |
 | PURPOSE:                                                              |
 |   Interface to the local address book database                        |
 |                                                                       |
 +-----------------------------------------------------------------------+
 | Author: Thomas Bruederli <roundcube@gmail.com>                        |
 +-----------------------------------------------------------------------+

 $Id$

*/


/**
 * Model class for the local address book database
 *
 * @package Addressbook
 */
class rcube_contacts extends rcube_addressbook
{
    // protected for backward compat. with some plugins
    protected $db_name = 'contacts';
    protected $db_groups = 'contactgroups';
    protected $db_groupmembers = 'contactgroupmembers';

    /**
     * Store database connection.
     *
     * @var rcube_mdb2
     */
    private $db = null;
    private $user_id = 0;
    private $filter = null;
    private $result = null;
    private $search_fields;
    private $search_string;
    private $cache;
    private $table_cols = array('name', 'email', 'firstname', 'surname', 'vcard');

    // public properties
    var $primary_key = 'contact_id';
    var $readonly = false;
    var $groups = true;
    var $list_page = 1;
    var $page_size = 10;
    var $group_id = 0;
    var $ready = false;


    /**
     * Object constructor
     *
     * @param object  Instance of the rcube_db class
     * @param integer User-ID
     */
    function __construct($dbconn, $user)
    {
        $this->db = $dbconn;
        $this->user_id = $user;
        $this->ready = $this->db && !$this->db->is_error();
    }


    /**
     * Save a search string for future listings
     *
     * @param  string SQL params to use in listing method
     */
    function set_search_set($filter)
    {
        $this->filter = $filter;
        $this->cache = null;
    }


    /**
     * Getter for saved search properties
     *
     * @return mixed Search properties used by this class
     */
    function get_search_set()
    {
        return $this->filter;
    }


    /**
     * Setter for the current group
     * (empty, has to be re-implemented by extending class)
     */
    function set_group($gid)
    {
        $this->group_id = $gid;
        $this->cache = null;
    }


    /**
     * Reset all saved results and search parameters
     */
    function reset()
    {
        $this->result = null;
        $this->filter = null;
        $this->search_fields = null;
        $this->search_string = null;
        $this->cache = null;
    }


    /**
     * List all active contact groups of this source
     *
     * @param string  Search string to match group name
     * @return array  Indexed list of contact groups, each a hash array
     */
    function list_groups($search = null)
    {
        $results = array();

        if (!$this->groups)
            return $results;

        $sql_filter = $search ? " AND " . $this->db->ilike('name', '%'.$search.'%') : '';

        $sql_result = $this->db->query(
            "SELECT * FROM ".get_table_name($this->db_groups).
            " WHERE del<>1".
            " AND user_id=?".
            $sql_filter.
            " ORDER BY name",
            $this->user_id);

        while ($sql_result && ($sql_arr = $this->db->fetch_assoc($sql_result))) {
            $sql_arr['ID'] = $sql_arr['contactgroup_id'];
            $results[]     = $sql_arr;
        }

        return $results;
    }


    /**
     * List the current set of contact records
     *
     * @param  array   List of cols to show
     * @param  int     Only return this number of records, use negative values for tail
     * @param  boolean True to skip the count query (select only)
     * @return array  Indexed list of contact records, each a hash array
     */
    function list_records($cols=null, $subset=0, $nocount=false)
    {
        if ($nocount || $this->list_page <= 1) {
            // create dummy result, we don't need a count now
            $this->result = new rcube_result_set();
        } else {
            // count all records
            $this->result = $this->count();
        }

        $start_row = $subset < 0 ? $this->result->first + $this->page_size + $subset : $this->result->first;
        $length = $subset != 0 ? abs($subset) : $this->page_size;

        if ($this->group_id)
            $join = " LEFT JOIN ".get_table_name($this->db_groupmembers)." AS m".
                " ON (m.contact_id = c.".$this->primary_key.")";

        $sql_result = $this->db->limitquery(
            "SELECT * FROM ".get_table_name($this->db_name)." AS c" .
            $join .
            " WHERE c.del<>1" .
                " AND c.user_id=?" .
                ($this->group_id ? " AND m.contactgroup_id=?" : "").
                ($this->filter ? " AND (".$this->filter.")" : "") .
            " ORDER BY c.name",
            $start_row,
            $length,
            $this->user_id,
            $this->group_id);

        while ($sql_result && ($sql_arr = $this->db->fetch_assoc($sql_result))) {
            $sql_arr['ID'] = $sql_arr[$this->primary_key];
            // make sure we have a name to display
            if (empty($sql_arr['name']))
                $sql_arr['name'] = $sql_arr['email'];
            $this->result->add($sql_arr);
        }

        $cnt = count($this->result->records);

        // update counter
        if ($nocount)
            $this->result->count = $cnt;
        else if ($this->list_page <= 1) {
            if ($cnt < $this->page_size && $subset == 0)
                $this->result->count = $cnt;
            else if (isset($this->cache['count']))
                $this->result->count = $this->cache['count'];
            else
                $this->result->count = $this->_count();
        }

        return $this->result;
    }


    /**
     * Search contacts
     *
     * @param array   List of fields to search in
     * @param string  Search value
     * @param boolean True for strict (=), False for partial (LIKE) matching
     * @param boolean True if results are requested, False if count only
     * @param boolean True to skip the count query (select only)
     * @param array   List of fields that cannot be empty
     * @return Indexed list of contact records and 'count' value
     */
    function search($fields, $value, $strict=false, $select=true, $nocount=false, $required=array())
    {
        if (!is_array($fields))
            $fields = array($fields);
        if (!is_array($required) && !empty($required))
            $required = array($required);

        $where = $and_where = array();

        foreach ($fields as $col) {
            if ($col == 'ID' || $col == $this->primary_key) {
                $ids     = !is_array($value) ? explode(',', $value) : $value;
                $ids     = $this->db->array2list($ids, 'integer');
                $where[] = 'c.' . $this->primary_key.' IN ('.$ids.')';
            }
            else if ($strict)
                $where[] = $this->db->quoteIdentifier($col).' = '.$this->db->quote($value);
            else
                $where[] = $this->db->ilike($col, '%'.$value.'%');
        }

        foreach ($required as $col) {
            $and_where[] = $this->db->quoteIdentifier($col).' <> '.$this->db->quote('');
        }

        if (!empty($where))
            $where = join(' OR ', $where);

        if (!empty($and_where))
            $where = ($where ? "($where) AND " : '') . join(' AND ', $and_where);

        if (!empty($where)) {
            $this->set_search_set($where);
            if ($select)
                $this->list_records(null, 0, $nocount);
            else
                $this->result = $this->count();
        }

        return $this->result; 
    }


    /**
     * Count number of available contacts in database
     *
     * @return rcube_result_set Result object
     */
    function count()
    {
        $count = isset($this->cache['count']) ? $this->cache['count'] : $this->_count();

        return new rcube_result_set($count, ($this->list_page-1) * $this->page_size);
    }


    /**
     * Count number of available contacts in database
     *
     * @return int Contacts count
     */
    private function _count()
    {
        if ($this->group_id)
            $join = " LEFT JOIN ".get_table_name($this->db_groupmembers)." AS m".
                " ON (m.contact_id=c.".$this->primary_key.")";

        // count contacts for this user
        $sql_result = $this->db->query(
            "SELECT COUNT(c.contact_id) AS rows".
            " FROM ".get_table_name($this->db_name)." AS c".
                $join.
            " WHERE c.del<>1".
            " AND c.user_id=?".
            ($this->group_id ? " AND m.contactgroup_id=?" : "").
            ($this->filter ? " AND (".$this->filter.")" : ""),
            $this->user_id,
            $this->group_id
        );

        $sql_arr = $this->db->fetch_assoc($sql_result);

        $this->cache['count'] = (int) $sql_arr['rows'];

        return $this->cache['count'];
    }


    /**
     * Return the last result set
     *
     * @return mixed Result array or NULL if nothing selected yet
     */
    function get_result()
    {
        return $this->result;
    }


    /**
     * Get a specific contact record
     *
     * @param mixed record identifier(s)
     * @return mixed Result object with all record fields or False if not found
     */
    function get_record($id, $assoc=false)
    {
        // return cached result
        if ($this->result && ($first = $this->result->first()) && $first[$this->primary_key] == $id)
            return $assoc ? $first : $this->result;

        $this->db->query(
            "SELECT * FROM ".get_table_name($this->db_name).
            " WHERE contact_id=?".
                " AND user_id=?".
                " AND del<>1",
            $id,
            $this->user_id
        );

        if ($sql_arr = $this->db->fetch_assoc()) {
            $sql_arr['ID'] = $sql_arr[$this->primary_key];
            $this->result = new rcube_result_set(1);
            $this->result->add($sql_arr);
        }

        return $assoc && $sql_arr ? $sql_arr : $this->result;
    }


    /**
     * Get group assignments of a specific contacr record
     *
     * @param mixed Record identifier
     * @param array List of assigned groups as ID=>Name pairs
     */
    function get_record_groups($id)
    {
      $results = array();

      if (!$this->groups)
          return $results;

      $sql_result = $this->db->query(
        "SELECT cgm.contactgroup_id, cg.name FROM " . get_table_name($this->db_groupmembers) . " AS cgm" .
        " LEFT JOIN " . get_table_name($this->db_groups) . " AS cg ON (cgm.contactgroup_id = cg.contactgroup_id AND cg.del<>1)" .
        " WHERE cgm.contact_id=?",
        $id
      );
      while ($sql_result && ($sql_arr = $this->db->fetch_assoc($sql_result))) {
        $results[$sql_arr['contactgroup_id']] = $sql_arr['name'];
      }

      return $results;
    }


    /**
     * Create a new contact record
     *
     * @param array Assoziative array with save data
     * @return integer|boolean The created record ID on success, False on error
     */
    function insert($save_data, $check=false)
    {
        if (is_object($save_data) && is_a($save_data, rcube_result_set))
            return $this->insert_recset($save_data, $check);

        $insert_id = $existing = false;

        if ($check)
            $existing = $this->search('email', $save_data['email'], true, false);

        $a_insert_cols = $a_insert_values = array();

        foreach ($this->table_cols as $col)
            if (isset($save_data[$col])) {
                $a_insert_cols[]   = $this->db->quoteIdentifier($col);
                $a_insert_values[] = $this->db->quote($save_data[$col]);
            }

        if (!$existing->count && !empty($a_insert_cols)) {
            $this->db->query(
                "INSERT INTO ".get_table_name($this->db_name).
                " (user_id, changed, del, ".join(', ', $a_insert_cols).")".
                " VALUES (".intval($this->user_id).", ".$this->db->now().", 0, ".join(', ', $a_insert_values).")"
            );

            $insert_id = $this->db->insert_id($this->db_name);
        }

        // also add the newly created contact to the active group
        if ($insert_id && $this->group_id)
            $this->add_to_group($this->group_id, $insert_id);

        $this->cache = null;

        return $insert_id;
    }


    /**
     * Insert new contacts for each row in set
     */
    function insert_recset($result, $check=false)
    {
        $ids = array();
        while ($row = $result->next()) {
            if ($insert = $this->insert($row, $check))
                $ids[] = $insert;
        }
        return $ids;
    }


    /**
     * Update a specific contact record
     *
     * @param mixed Record identifier
     * @param array Assoziative array with save data
     * @return boolean True on success, False on error
     */
    function update($id, $save_cols)
    {
        $updated = false;
        $write_sql = array();

        foreach ($this->table_cols as $col)
            if (isset($save_cols[$col]))
                $write_sql[] = sprintf("%s=%s", $this->db->quoteIdentifier($col),
                    $this->db->quote($save_cols[$col]));

        if (!empty($write_sql)) {
            $this->db->query(
                "UPDATE ".get_table_name($this->db_name).
                " SET changed=".$this->db->now().", ".join(', ', $write_sql).
                " WHERE contact_id=?".
                    " AND user_id=?".
                    " AND del<>1",
                $id,
                $this->user_id
            );

            $updated = $this->db->affected_rows();
        }

        return $updated;
    }


    /**
     * Mark one or more contact records as deleted
     *
     * @param array  Record identifiers
     */
    function delete($ids)
    {
        if (!is_array($ids))
            $ids = explode(',', $ids);

        $ids = $this->db->array2list($ids, 'integer');

        // flag record as deleted
        $this->db->query(
            "UPDATE ".get_table_name($this->db_name).
            " SET del=1, changed=".$this->db->now().
            " WHERE user_id=?".
                " AND contact_id IN ($ids)",
            $this->user_id
        );

        $this->cache = null;

        return $this->db->affected_rows();
    }


    /**
     * Remove all records from the database
     */
    function delete_all()
    {
        $this->db->query("DELETE FROM ".get_table_name($this->db_name)." WHERE user_id = ?", $this->user_id);
        $this->cache = null;
        return $this->db->affected_rows();
    }


    /**
     * Create a contact group with the given name
     *
     * @param string The group name
     * @return mixed False on error, array with record props in success
     */
    function create_group($name)
    {
        $result = false;

        // make sure we have a unique name
        $name = $this->unique_groupname($name);

        $this->db->query(
            "INSERT INTO ".get_table_name($this->db_groups).
            " (user_id, changed, name)".
            " VALUES (".intval($this->user_id).", ".$this->db->now().", ".$this->db->quote($name).")"
        );

        if ($insert_id = $this->db->insert_id($this->db_groups))
            $result = array('id' => $insert_id, 'name' => $name);

        return $result;
    }


    /**
     * Delete the given group (and all linked group members)
     *
     * @param string Group identifier
     * @return boolean True on success, false if no data was changed
     */
    function delete_group($gid)
    {
        // flag group record as deleted
        $sql_result = $this->db->query(
            "UPDATE ".get_table_name($this->db_groups).
            " SET del=1, changed=".$this->db->now().
            " WHERE contactgroup_id=?",
            $gid
        );

        $this->cache = null;

        return $this->db->affected_rows();
    }


    /**
     * Rename a specific contact group
     *
     * @param string Group identifier
     * @param string New name to set for this group
     * @return boolean New name on success, false if no data was changed
     */
    function rename_group($gid, $newname)
    {
        // make sure we have a unique name
        $name = $this->unique_groupname($newname);

        $sql_result = $this->db->query(
            "UPDATE ".get_table_name($this->db_groups).
            " SET name=?, changed=".$this->db->now().
            " WHERE contactgroup_id=?",
            $name, $gid
        );

        return $this->db->affected_rows() ? $name : false;
    }


    /**
     * Add the given contact records the a certain group
     *
     * @param string  Group identifier
     * @param array   List of contact identifiers to be added
     * @return int    Number of contacts added 
     */
    function add_to_group($group_id, $ids)
    {
        if (!is_array($ids))
            $ids = explode(',', $ids);

        $added = 0;
        $exists = array();

        // get existing assignments ...
        $sql_result = $this->db->query(
            "SELECT contact_id FROM ".get_table_name($this->db_groupmembers).
            " WHERE contactgroup_id=?".
                " AND contact_id IN (".$this->db->array2list($ids, 'integer').")",
            $group_id
        );
        while ($sql_result && ($sql_arr = $this->db->fetch_assoc($sql_result))) {
            $exists[] = $sql_arr['contact_id'];
        }
        // ... and remove them from the list
        $ids = array_diff($ids, $exists);

        foreach ($ids as $contact_id) {
            $this->db->query(
                "INSERT INTO ".get_table_name($this->db_groupmembers).
                " (contactgroup_id, contact_id, created)".
                " VALUES (?, ?, ".$this->db->now().")",
                $group_id,
                $contact_id
            );

            if (!$this->db->db_error)
                $added++;
        }

        return $added;
    }


    /**
     * Remove the given contact records from a certain group
     *
     * @param string  Group identifier
     * @param array   List of contact identifiers to be removed
     * @return int    Number of deleted group members
     */
    function remove_from_group($group_id, $ids)
    {
        if (!is_array($ids))
            $ids = explode(',', $ids);

        $ids = $this->db->array2list($ids, 'integer');

        $sql_result = $this->db->query(
            "DELETE FROM ".get_table_name($this->db_groupmembers).
            " WHERE contactgroup_id=?".
                " AND contact_id IN ($ids)",
            $group_id
        );

        return $this->db->affected_rows();
    }


    /**
     * Check for existing groups with the same name
     *
     * @param string Name to check
     * @return string A group name which is unique for the current use
     */
    private function unique_groupname($name)
    {
        $checkname = $name;
        $num = 2; $hit = false;

        do {
            $sql_result = $this->db->query(
                "SELECT 1 FROM ".get_table_name($this->db_groups).
                " WHERE del<>1".
                    " AND user_id=?".
                    " AND name=?",
                $this->user_id,
                $checkname);

            // append number to make name unique
            if ($hit = $this->db->num_rows($sql_result))
                $checkname = $name . ' ' . $num++;
        } while ($hit > 0);

        return $checkname;
    }

}